Table 6.

Comparison of 1983 and 1998 ecosyndemic indices by rank across 11 districts.

District	1983 Index	Rank	1998 Index	Rank
Castilla	1.00	1	0.57	5
La Union	0.95	2	0.96	2
Sechura	0.82	3	0.81	3
La Arena	0.64	4	1.00	1
Chulucanas	0.47	5	0.37	9
Piura	0.45	6	0.65	4
Catacaos	0.30	7	0.45	7
Morropon	0.21	8	0.00	11
Canchaque	0.18	9	0.48	6
Huancabamba	0.06	10	0.04	10
Santo Domingo	0.00	11	0.41	8

Districts with common ranks are bold.